Period Blood Elisa

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Whould Elisa test still be valid if blood was taken on Saturday and not tested until Tuesday?

Hello Mr Kull.Thanks for reading my question.I was wondering if I was to have my blood sample taken (for standard HIV 1/2 Elisa test) on a Saturday and my doctor was not able to send it out until Monday and it was not tested for HIV by the lab until...

Response from Ryan M. Kull, C.S.W

Columbia University's Health & Related Services

First of all, you should leave it up to the lab to ensure the reliability of your HIV test results. They are required to follow specific protocols to guarantee the reliability of your results. If there were a problem with the quality of the sample,... Read more »

3 month Window Period or Six Month Window Period (WINDOW PERIOD, 6 WEEKS v 3MONTHS v 6 MONTHS)

Dr. Bob,Thank you for not only responding to me but for responding to all of us with concerns.... Read more »

Response from Robert J. Frascino, M.D. »

What does LOW RISK mean to you and what ELISA trying to tell me?

Dear Dr. Bob,I became a blood donor last year first of all because it is a good thing to do but... Read more »

Response from Robert J. Frascino, M.D. »

Go to Ask the Experts »

Articles

Understanding HIV-Related Lab Tests I: Complete Blood Count and Blood Chemistry

Lab Tests Are Important Tools The Basics Complete Blood Count (CBC) Blood Chemistry (Chemistry or Chem Screens) The Bottom Line Lab Tests Are Important Tools Having regular lab tests is a necessary part of good health care. Lab... Read more »

Reyataz (Atazanavir) Label Revised, Adding Dosing Recommendations for Pregnancy and Postpartum Period

On February 4, 2011, FDA approved new labeling for Reyataz (atazanavir) to include dosing recommendations for treatment of HIV-1 infection during pregnancy and postpartum period. The major revisions to the package insert are summarized below. Other,... Read more »

U.S. Centers for Disease Control and Prevention

Canada: Door Opens for Gay Blood Donors

Canadian Blood Services, the nation's federal blood donor agency, believes a lifetime ban on gay men giving blood is obsolete and wants the government to relax the rules. According to Lorna Tessier, CBS' director of public relations, "A lifetime ban... Read more »

Blood Work: A Complete Guide for Monitoring HIV

Introduction Complete Blood Count (CBC) Red Blood Cells: The Oxygen Carriers White Blood Cells: Infection Fighters Platelet Count Chemistry Screen (CHEM-25 OR SMA-25) Lymphocyte Subsets and Viral Load: Specific Tests for People With HIV ... Read more »

Connect With Others

Elisa window period?

Posted by Anonymous, 2 Replies

Could anyone please help with this question? What is the window period for an elisa test, and then is a negative elisa at week 7.5 and week 11.5 conclusive enough to say i'm negative? i went and did a rapid test at week 13,14 an 17 to make sure and... Read more »

Elisa and Window period

Posted by Anonymous, 1 Reply

For all you people that are still concerned about the results of your tests, please see the following link http://hivinsite.ucsf.edu/InSite?page=kb-02-02-01#S3X Read more »

Elisa 4 generation Window period in Spain

Posted by Anonymous, 1 Reply

I tell you what she has said to me the doctor here in Spain brings over of the Elisa 4 generation (is a test of antibodies vih-1, vih-2 of 3 generation combined with a test of the antigen p24 ), has said to me that it is very sure from the first... Read more »

3rd gen ELISA and window periods???

Posted by jambo, 1 Reply

I know everyone is tired of these repeated discussions on window periods. I came across an article which mentioned that fourth generation tests reduce the window period by an average of 6 days over the 3rd gen tests, as a result of some research. ... Read more »

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